merge networkx Graph classes from python-type-stubs and address a few recent issues#14597

Avasam wants to merge 6 commits intopython:mainpython/typeshed:mainfrom

Avasam:merge-networkx-Graph-classes-from-python-type-stubsAvasam/typeshed:merge-networkx-Graph-classes-from-python-type-stubsCopy head branch name to clipboard